BDM-610000050 Rev A Chapter 1: Introduction 11
Electrical CharacteristicsThe table below lists the Electrical Characteristics of the CMX58886CX. Operating outside of these parameters
may cause permanent damage to the cpuModule.
Table 4 Electrical Characteristics
Symbol Parameter Tes t C on di tio n Min. Max.
PCI
VOH Output Voltage High IOH = –0.5 mA 2.9 V 3.3 V
VOL Output Voltage Low IOL = 6.0 mA 0.0 V 0.55 V
VIH Input Voltage High — 1.8 V 5.5 V
VIL Input Voltage Low — -0.5 V 0.9
Bridge Link (CN4)
VOH Output Voltage High IOH = –0.5 mA 2.4 V 3.3 V
VOL Output Voltage Low IOL = 6.0 mA 0.0 V 0.55 V
VIH Input Voltage High — 2.0 V 5.5 V
VIL Input Voltage Low — -0.5 V 0.8 V
IDE & ATA/IDE Disk Chip Socket1
VOH Output Voltage High IOH = –6.0 mA 2.8 V 3.3 V
VOL Output Voltage Low IOL = 6.0 mA 0.0 V 0.51 V
VIH Input Voltage High — 2.0 V 5.5 V
VIL Input Voltage Low — -0.5 V 0.8 V
Ethernet
VOH Output Voltage High IOH = –4.0 mA
VOL Output Voltage Low IOL = 8.0 mA
VIH Input Voltage High —
VIL Input Voltage Low —
USB Ports
Ioc Overcurrent Limit Total of both
ports
1.8A 2.6A
LVDS Po rt
VOD Differential Output
Voltage
250 mV 450 mV
Vos Offset Voltage 1.125 V 1.375 V
Ivcc Supply Current for
Panel Electronics
—02 A
IBKLT Supply Current for
Backlight
—02 A
VOH Output Voltage High
DDC_*, FP_ENABLK
IOH = –1.0 mA 2.97 V 3.3 V
VOL Output Voltage Low
DDC_*, FP_ENABLK
IOL = 1.0 mA 0 0.33 V
VIH Input Voltage High
DDC_*
—2.03.6 V
VIL Input Voltage Low
DDC_*
—-0.30.8 V